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<title>Using as: MicroBlaze Directives</title>

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<a name="MicroBlaze-Directives"></a>
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<p>
Next: <a href="MicroBlaze-Syntax.html#MicroBlaze-Syntax" accesskey="n" rel="next">MicroBlaze Syntax</a>, Up: <a href="MicroBlaze_002dDependent.html#MicroBlaze_002dDependent" accesskey="u" rel="up">MicroBlaze-Dependent</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="AS-Index.html#AS-Index" title="Index" rel="index">Index</a>]</p>
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<hr>
<a name="Directives-1"></a>
<h4 class="subsection">9.26.1 Directives</h4>
<a name="index-MicroBlaze-directives"></a>
<p>A number of assembler directives are available for MicroBlaze.
</p>
<dl compact="compact">
<dt><code>.data8 <var>expression</var>,...</code></dt>
<dd><p>This directive is an alias for <code>.byte</code>. Each expression is assembled
into an eight-bit value.
</p>
</dd>
<dt><code>.data16 <var>expression</var>,...</code></dt>
<dd><p>This directive is an alias for <code>.hword</code>. Each expression is assembled
into an 16-bit value.
</p>
</dd>
<dt><code>.data32 <var>expression</var>,...</code></dt>
<dd><p>This directive is an alias for <code>.word</code>. Each expression is assembled
into an 32-bit value.
</p>
</dd>
<dt><code>.ent <var>name</var>[,<var>label</var>]</code></dt>
<dd><p>This directive is an alias for <code>.func</code> denoting the start of function
<var>name</var> at (optional) <var>label</var>.
</p>
</dd>
<dt><code>.end <var>name</var>[,<var>label</var>]</code></dt>
<dd><p>This directive is an alias for <code>.endfunc</code> denoting the end of function
<var>name</var>.
</p>
</dd>
<dt><code>.gpword <var>label</var>,...</code></dt>
<dd><p>This directive is an alias for <code>.rva</code>.  The resolved address of <var>label</var>
is stored in the data section.
</p>
</dd>
<dt><code>.weakext <var>label</var></code></dt>
<dd><p>Declare that <var>label</var> is a weak external symbol.
</p>
</dd>
<dt><code>.rodata</code></dt>
<dd><p>Switch to .rodata section. Equivalent to <code>.section .rodata</code>
</p>
</dd>
<dt><code>.sdata2</code></dt>
<dd><p>Switch to .sdata2 section. Equivalent to <code>.section .sdata2</code>
</p>
</dd>
<dt><code>.sdata</code></dt>
<dd><p>Switch to .sdata section. Equivalent to <code>.section .sdata</code>
</p>
</dd>
<dt><code>.bss</code></dt>
<dd><p>Switch to .bss section. Equivalent to <code>.section .bss</code>
</p>
</dd>
<dt><code>.sbss</code></dt>
<dd><p>Switch to .sbss section. Equivalent to <code>.section .sbss</code>
</p></dd>
</dl>




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